Move InMemoryURLIndex into chrome/browser/autocomplete

components/history/core/browser/top_sites_database.cc

Index: components/history/core/browser/top_sites_database.cc
diff --git a/components/history/core/browser/top_sites_database.cc b/components/history/core/browser/top_sites_database.cc
index ac5f71bcda1a1c40584aa5bd2303dcbc2cc253f2..74ab1156ddaf98ca679cb082ea3e2b530e68e458 100644
--- a/components/history/core/browser/top_sites_database.cc
+++ b/components/history/core/browser/top_sites_database.cc
@@ -307,7 +307,7 @@ void RecoverDatabaseOrRaze(sql::Connection* db, const base::FilePath& db_path) {
   // "lots recovered".  More than 10,000 rows recovered probably means there's
   // something wrong with the profile.
   UMA_HISTOGRAM_COUNTS_10000("History.TopSitesRecoveredRowsThumbnails",
-                             thumbnails_recovered);
+                             static_cast<int>(thumbnails_recovered));
 
   RecordRecoveryEvent(RECOVERY_EVENT_RECOVERED);
 }